Generate a secure random key for the application using the new Str class
Since this string is only generated once, we can use the conventional method
use one more namespace
added shouldReceive method to facade.
update readme.
added bound method to the ioc container.
fix bug in facade.
added a setDefault method.
make patchwork a dev dependency of support.
Merge pull request #319 from and-ers/master

Str can be implemented here too
tweak random functions.
Merge remote-tracking branch 'origin/master'
added auth support to redis.
fix support component composer deps.
use check date in the date validator.
update readme.
added appends method.